DK381C - Drill of Façonstaal for simultaneous Pre- and Post-drilling. - Google Patents

Drill of Façonstaal for simultaneous Pre- and Post-drilling.

Info

Publication number
DK381C
DK381C DK381DA DK381C DK 381 C DK381 C DK 381C DK 381D A DK381D A DK 381DA DK 381 C DK381 C DK 381C
Authority
DK
Denmark
Prior art keywords
façonstaal
drill
drilling
post
simultaneous pre
Prior art date
Application number
Other languages
Danish (da)
Inventor
Albert Schmidt
Gustav Boecker
Original Assignee
Albert Schmidt
Gustav Boecker
Publication date
Application granted granted Critical
Publication of DK381C publication Critical patent/DK381C/en

Links

DK381D Drill of Façonstaal for simultaneous Pre- and Post-drilling. DK381C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK381T

Publications (1)

Publication Number Publication Date
DK381C true DK381C (en) 1896-02-17

Family

ID=27816973

Family Applications (1)

Application Number Title Priority Date Filing Date
DK381D DK381C (en) Drill of Façonstaal for simultaneous Pre- and Post-drilling.

Country Status (1)

Country Link
DK (1) DK381C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK82463C (en) * 1953-11-09 1956-12-03 Firth Brown Tools Ltd Spiral drill.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK82463C (en) * 1953-11-09 1956-12-03 Firth Brown Tools Ltd Spiral drill.

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